Furuno GP-3300, GD-3300 External Event Mark, Target Mark, Lines, Erasing an external event mark

3.5 External Event Mark

The external event mark shows your ship’s position on the display at the exact moment the [EVENT] key is pressed on an external naviga- tion device connected to the GD/GP-3300. It is marked on the screen with a red triangle.

Erasing an external event mark

Place the cursor on the mark and press the [CLR] key.

Turning on/off event mark display

You may turn the event mark on/off. Press [MENU] and [8], and then select ON or OFF from the EVENT MARK field as appropriate.

3.6 Target Mark

A target mark ( ) shows a radar target’s position. This mark is in- scribed on the GD/GP-3300 when a certain key is pressed on the radar. The following are a few of the FURUNO radars which can output a target mark to the GD/GP-3300: FR-1500 MARK-2 series, FR-1505 MARK-3 series, FR-2805 series, FR-2100 series, FR-2105 series.

3.7 Lines

A line can be electrically marked on the display to depict a fishing limit line, coastline, small island, danger area, etc. A line is made up of a series of latitude and longitude points: starting, intermediate and end.

Figure 3-6 Sample line

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